• 2024-05-11 (2.3)
    • adding statistics over the flux database on landing page

  • 2024-04-30 (2.3)
    • adding the option to smooth the population index profile and apply it directly to the flux density graph

  • 2024-04-28 (2.3)
    • adding reference limiting magnitude as additional parameter
    • adding power exponent to output table, which allows easy conversion of ECA, flux and ZHR to other population indices
    • fixing bugs in real-time view

  • 2024-02-22 (2.3)
    • adding outlier rejection limits for flux and population index graphs
    • adding limit for minimum and maximum wavelength in frequency analysis
    • fixing bugs in frequency analysis

  • 2024-01-07 (2.3)
    • adding TAU (= NTA+STA) as shower
    • minor bug fix in flux data table for single years and average = yes

  • 2024-01-06 (2.3)
    • correct data selection for graphs that span new years eve
    • deletion of ZHR axis in population index graph

  • 2024-01-02 (2.3)
    • display of time and solar longitude interval (begin and end) also for population index graphs
    • further refinement of binning algorithm
    • CSV download for observing reports added
    • bug fix for flux density graphs over year boundaries

  • 2023-12-17 (2.3)
    • display of time and solar longitude interval (begin and end) in additional to average time and solar longitude per bin
    • minor bug fixed (program crahs when more than 12 graphs are displayed at once)

  • 2023-11-20 (2.3)
    • refactoring of binning algorithmus, making sure that fixed bins have indeed a constant size
    • minor bug in calculation of solar longitude fixed
    • bug fix in calculation of spectogram

  • 2023-10-13 (2.3)
    • removing the min/max radiant altitude and gamma setting for SPO, because SPO are a mixture of sources with different altitudes
    • setting default gamma for SPO in real-time view to 1.0
    • added tool-tips for all input values

  • 2023-07-11 (2.3)
    • fixing bug with data table for frequency analysis and with CSV export

  • 2023-07-09 (2.3)
    • completing spectral analyses for more than 1 year
    • fixing problems with 3D display of spectral analysis
    • selecting elevation and azimuth for 3D display

  • 2023-06-11 (2.3)
    • major refactoring and simplification of code, all plots using the same base routines
    • all plots are based on solar longitude
    • when data from only one year is displayed, the date is shown additionally on top as secondary X-axis
    • when only on data set is displayed, raw data are given additionally in table form and can be saved as CSV
    • offering spectral analysis for more than 1 year (not yet fully working)

  • 2023-03-27 (2.3)
    • fix bug when time interval includes new-year or when sol long interval crosses 360 deg
    • improved error handling

  • 2023-03-25 (2.3)
    • calculation of phase added to frequency analysis
    • topocentric correction added

  • 2023-03-13 (2.3)
    • frequency analysis added
    • elapsed time added to session handling

  • 2023-03-04 (2.2)
    • checkbox for historic data added, which allows to access selected flux density measures before 2011

  • 2023-02-14 (2.2)
    • correction for lunar conditions with a quadratic combination of moon phase, altitude and distance from fov

  • 2023-01-31 (2.2)
    • fix bug with the display of location of active cameras in the real-time view

  • 2022-12-11 (2.2)
    • added name as sort criterion for observation and meteor statistics
    • added number of sites in observation and meteor statistics

  • 2022-11-26 (2.2)
    • added different options for of graphs (daily, monthly, yearly) in the observation report

  • 2022-09-21 (2.2)
    • implementation of perception coefficient correction for flux density and population index profiles

  • 2022-09-11 (2.2)
    • added camera as selection criterion for observation and meteor database

  • 2022-09-10 (2.2)
    • added meteor shower statistics in met db statistics page

  • 2022-09-05 (2.2)
    • added different statistics in observation obs db statistics page
    • added sort criteria and display parameters

  • 2022-07-23 (2.2)
    • added observation selection and download functionality

  • 2022-07-21 (2.2)
    • added map of cameras in observation report

  • 2022-07-20 (2.2)
    • optimization of database by introducing partitionoed tables
    • major upgrade from postgres version 10.2 to 14.4 incl. database tables

  • 2022-06-16 (2.2)
  • 2022-03-26 (2.2)
    • add minimum solar altitude as additional parameter
    • introduction of parameter checks

  • 2022-03-20 (2.2)
    • bugfix that the population index value is automatically copied to the reference meteor shower once this is selected
    • bugfix that two filter parameters are properly set when creating population index graphs

  • 2022-02-19 (2.2)
    • completion of calculation of solar and lunar position for temp database
    • introduction of additional legend label

  • 2022-02-12 (2.2)
    • introduction of session handling: previous session results will be ignored if a new flux graph was requested
    • display of progress in calculating flux density graphs and prevent browser session timeouts

  • 2022-02-09 (2.2)
    • extending the search parameters for lunar conditions (these new functions can only be used, though, as soon as solar and lunar ephemerids are caculated for all existing observations, which will take a few days)
    • speeding up the calculation of solar and lunar ephemerids when importing new data

  • 2022-02-07 (2.2)
    • extending the flux database by fields solar altitude, lunar altitude, moon phase and distance between moon and center of field of view
    • adding these parameters as additional selection criteria in the user interface

  • 2022-01-28 (2.2)
    • refactoring of Postgres stored procedures and Python code
    • introduction of calculation of population index based on the algorithm presented at the IMC 2014

  • 2022-01-22 (2.1)
    • loading all configuration (cameras, showers) from a JSON file
    • hide inactive setting in UI (i.e. when reference data set is disabled, the corresponding settings are hidden)
    • limit the range of selectable years depending of the selected database
    • allow to use a different database for reference data set

  • 2022-01-15 (2.1)
    • restructuring the database to improve the performance of complex queries
    • adding new cameras

  • 2020-06-21 (2.1)
    • introduction of metadata.json and refactoring of input fields in index.html
    • adding new cameras
    • set of years and default year are automatically compute from current date
    • consistency check of certain input parameters before the meteorflux calculation is started

  • 2020-01-11 (2.1)
    • 2020 as selectable year added
    • made year 2019 and the use of the temporary database default

  • 2019-11-29 (2.1)
    • change of database scheme to support population index transformation
    • reload of complete database (>200 Mio records) from backup
    • population index correction: Now the given population index is not only applied in the transformation from flux density to ZHR, but also in the flux density calculation. So the population index is properly handled for the first time.

  • 2019-11-26 (2.1)
    • changelog added
    • implementation of Kresak formula instead of sine() for radiant altitude correction

  • 2019-11-25 (2.1)
    • new cameras and observer added to selection filter

  • 2019-10-20 (2.1)
    • improved outlier rejection filter implemented for real-time flux viewer
    • order of shower in real-time flux viewer changed (sort by activity)

  • 2019-10-03 (2.1)
    • go live of real-time flux viewer
    • integration of real-time flux viewer into IMO homepage

  • 2019-09-16 (2.1)
    • option to plot number densities instead of flux densities added
    • Google map integration of real-time flux viewer to display locations of active cameras
    • camera and observer statistics added to real-time flux viewer
    • auto-refresh of real-time flux viewer every five minutes
    • switch from HTTP to HTTPS

  • 2019-09-06 (2.1)
    • migration of temp data upload function from external Java class / Apache webserver into base system (nginx/uwsgi)
    • population index as variable for reference shower added
    • option to export CVS files added to user interface
    • improvement of solar longitude axis formatting

  • 2019-08-24 (2.1)
    • new database table with adapted db scheme for real-time data created
    • cron job that creates real-time flux density plots implemented
    • first user interface for real-time flux density display

  • 2019-07-14 (2.1)
    • new API so that real-time flux data can be uploaded direcly from MetRec

  • 2019-06-30 (2.1)
    • extra table for VMO data created
    • VMO files form all observations since 2011 ingested into this table
    • new API so that flux data can be uploaded directly after post-processing by PostProc

  • 2019-06-20 (2.1)
    • observer statistics are added as table to the user interface

  • 2019-06-16 (2.1)
    • observations with zero effective collection area are not ingested into the database anymore
    • camera statistics are added as table to the user interface

  • 2019-06-15 (2.1)
    • temp database added for data which are not fully quality checked but with better timeliness

  • 2019-05-25 (2.0)
    • begin/end solar longitude as alternative input to begin/end date added

  • 2019-05-24 (2.0)
    • download button for flux density plot in PDF and PNG format added

  • 2019-05-20 (2.0)
    • scaling and offset added to reference shower flux density plot
    • display of year in flux density plot corrected

  • 2019-05-17 (2.0)
    • reference shower with individual data, binning and selection parameters added. Now two different graphs can be displayed in one flux density plot
    • camera selection (by caera name, observer, country, continent) added
    • sliders for data binning replaced by numeric input fields

  • 2019-05-16 (2.0)
    • maximum radiant altitude and minimum limiting magnitude as new selection criteria added
    • selection tab added to user interface

  • 2018-04-28 (1.0)
    • deployment of original meteor flux version from Geert Barentsen on new AWS instance and URL meteorflux.org